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C14181 Copper vs. EN 1.4378 Stainless Steel

C14181 copper belongs to the copper alloys classification, while EN 1.4378 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is EN 1.4378 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
14 to 34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 210
760 to 1130
Tensile Strength: Yield (Proof), MPa 130
430 to 970

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
910
Melting Completion (Liquidus), °C 1080
1390
Melting Onset (Solidus), °C 1080
1350
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
12
Density, g/cm3 9.0
7.6
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
39
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 69
470 to 2370
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
28 to 41
Strength to Weight: Bending, points 8.8
24 to 31
Thermal Shock Resistance, points 7.4
16 to 23

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0 to 0.080
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
61.2 to 69
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
11.5 to 14.5
Nickel (Ni), % 0
2.3 to 3.7
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.0020
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.0020
0